Suricata's defrag contains various issues leading to policy bypass
CVE-2024-32867

5.3MEDIUM

Key Information:

Vendor
Oisf
Status
Suricata
Vendor
CVE Published:
7 May 2024

Summary

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Prior to 7.0.5 and 6.0.19, various problems in handling of fragmentation anomalies can lead to mis-detection of rules and policy. This vulnerability is fixed in 7.0.5 or 6.0.19.

Affected Version(s)

suricata >= 6.0.0, <= 6.0.18 <= 6.0.0, 6.0.18

suricata >= 7.0.0, <= 7.0.4 <= 7.0.0, 7.0.4

References

https://github.com/OISF/suricata/security/advisories/GHSA...
x_refsource_CONFIRM
https://github.com/OISF/suricata/commit/1e110d0a71db46571...
x_refsource_MISC
https://github.com/OISF/suricata/commit/2f39ba75f153ba9bd...
x_refsource_MISC

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.